what are the points to be consider for MCB(miniature circuit breaker selection?

3 Answers  

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Define ampere

0 Answers  

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Why celing fans will rotate slowly after some days.?

2 Answers  

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whether starting current is limited to rated current of motor through soft starting or it exceeds the rated current?

0 Answers   DAE,

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How can we measure earthing resistance test (Earth meggar) of Transformer neutral pit while in live condition?.

0 Answers  

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what is the significance of per unit impedance ?

7 Answers   HP,

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What is chopper

1 Answers   Enercon,

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what is the difference between earthed cables and unearthed cables

2 Answers   Bhel,

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How to calculate Grid rotor resistance(GRR) losses in slip ring induction motor?

0 Answers  

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Can a transformer designed for a particular voltage and frequency rating be used for different set of mentioned ratings? Assume that the winding does not get burnt because of overheating at higher voltage. If yes, then under which constraint it is possible?

1 Answers  

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An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm

0 Answers  

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how generater works

4 Answers  

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